Human beings, each considered as a single actor within society
Featured Individuals
- Mencken, H. L. (1880-1956) - Journalist, author of The American Language
- Mill, John Stuart (1806-1873) - Nineteenth century British philosopher and economist, author of On Liberty
- Mises, Ludwig von (1881-1973) - Austrian school economist, author of Human Action
- Molinari, Gustave de (1819-1912) - 19th century Belgian/French economist, considered the originator of market-anarchism
Notable Individuals
- MacBride, Roger (1929-1995) - Lawyer, 1976 Libertarian Presidential candidate
- Machan, Tibor (1939-2016) - Professor of philosophy and business ethics, co-founder of Reason magazine
- Madison, James (1751-1836) - Author of Federalist essays, fourth president of the United States
- Mandeville, Bernard (1670-1733) - 18th century Dutch philosopher, physician and satirist
- Marrou, Andre (1938- ) - 1992 Libertarian Presidential candidate, 1988 Vice Presidential candidate
- Mason, George (1725-1792) - Author of the Virginia Declaration of Rights
- Maybury, Richard J. (1946- ) - Investment advisor and author
- McElroy, Wendy (1951- ) - Author, individualist feminist
- McGoohan, Patrick (1928-2009) - American-born TV and film actor, creator of the British TV series "The Prisoner"
- McKinley, William (1843-1901) - Twenty-fifth president of the United States
- McWilliams, Peter (1949-2000) - Author of the Life 101 books and Ain't Nobody's Business If You Do
- Mellor, Chip (1950-2024) - Co-founder, President and General Counsel of the Institute for Justice
- Menger, Carl (1840-1921) - Founder of the Austrian School of economics
- Miller, Vince (1938-2008) - President of the International Society for Individual Liberty (now Liberty International)
- Milton, John (1608-1674) - 17th century English poet, author of Paradise Lost
- Morley, Felix (1894-1982) - 20th century American journalist, editor of the Washington Post and Human Events
- Murray, Charles (1943- ) - Author, policy analyst, AEI scholar
Other Individuals
- Mably, Gabriel Bonnot de (1709-1785) - French philosopher, author of Des droits et des devoirs du citoyen
- MacArthur, Douglas (1880-1964) - American general, Supreme Commander for the Allied Powers (1945-1951)
- Machiavelli, Niccolò (1469-1527) - Florentine political philosopher, author of Il Principe (1532)
- Machlup, Fritz (1902-1983) - 20th century Austro-American economist
- Mackay, John Henry (1864-1933) - Scottish-German writer, author of Die Anarchisten (1891)
- Mackey, John (1953- ) - Founder and CEO of Whole Foods Market, Inc. (1980-2022)
- Mackinder, Halford (1861-1947) - British geographer and politician
- Mack, Richard (1952- ) - Former Sheriff of Graham County, Ariz., challenged "Brady Bill"
- MacLeod, Ken (1954- ) - Scottish science fiction writer, winner of the 1998 and 1996 Prometheus Awards
- Macrinus (MARCVS OPELLIVS MACRINVS; 165-218) - Roman emperor in 217-218 CE
- Madonna (1958- ) - American singer, dancer and actress
- Magnuson, Warren (1905-1989) - Politician, United States senator from Washington (1944-1981)
- Maher, Bill (1956- ) - Host of HBO's "Real Time with Bill Maher," creator of Comedy Central/ABC's "Politically Incorrect"
- Maine, Henry James Sumner (1822-1888) - British jurist and historian, author of Ancient Law (1861)
- Malcolm X (1925-1965) - Civil rights activist
- Malkin, Michelle (1970- ) - Syndicated columnist, recipient of 1998 Second Amendment Foundation's James Madison Award
- Malone, George W. (1890-1961) - Politician, United States senator from Nevada (1947-1959)
- Malthus, Thomas (1766-1834) - English economist, author of An Essay on the Principle of Population (1798)
- Mandela, Nelson (1918-2013) - First President of South Africa after repeal of apartheid
- Manion, Clarence E. (1896-1979) - 20th century American, dean of the Law School at the University of Notre Dame
- Máo Zédōng (毛泽东; 1893-1976) - Chinese communist leader
- Maravillosa, Sunni - Libertarian blogger
- Marconi, Guglielmo (1874-1937) - Physicist and inventor of wireless telegraphy or radio
- Markowitz, Harry M. (1927-2023) - 20th century American economist, winner of the 1990 Nobel Prize in economics
- Marshall, Alfred (1842-1924) - 19th century English economist
- Marshall, John (1755-1835) - Fourth Chief Justice of the United States Supreme Court
- Martineau, James (1805-1900) - British Unitarian philosopher
- Martin, James J. (1916-2004) - Historian, author of Men Against the State: The Expositors of Individualist Anarchism in America, 1827–1908 (1953)
- Martin Jr., Joseph W. (1884-1968) - Politician, member of the United States House of Representatives from Massachusetts (1925-1967)
- Marvell, Andrew (1621-1678) - English poet and politician, Member of Parliament for Kingston upon Hull (1659-1678)
- Marx, Groucho (1890-1977) - American Emmy-winning comedian, host of "You Bet Your Life"
- Marx, Harpo (1888-1964) - American comedian, one of the Marx Brothers, noted for silent roles and harp playing
- Marx, Karl (1818-1883) - German philosopher and economist, author of Das Kapital and Manifest der Kommunistischen Partei
- Masters, William H. (1915-2001) - American gynecologist, member of the Masters and Johnson sexual research team
- Matalin, Mary (1953- ) - Political commentator, co-host of CNN's "Crossfire", host of "The Mary Matalin Show"
- Mattern, Cody (1981- ) - Fencing instructor, winner of five national titles in épeé fencing
- Maxse, Leopold (1864-1932) - British journalist, editor of the British magazine National Review
- Maxwell, James Clerk (1831-1879) - Physicist, author of "A Dynamical Theory of the Electromagnetic Field" (1865)
- May, Randolph J. - Founder and president of The Free State Foundation
- McCain, John (1936-2018) - Republican Senator from Arizona, 2008 Republican Presidential candidate
- McCarthy, Joseph (1908-1957) - Politician, United States senator from Wisconsin (1947-1957)
- McCarthy, Kevin (1914-2010) - American film, stage and TV actor, star of Invasion of the Body Snatchers
- McCormack, John W. (1891-1980) - Politician, member of the United States House of Representatives from Massachusetts (1928-1971)
- McKern, Leo (1920-2002) - Australian-born English film, TV and stage actor
- McPherson, Scott - Policy advisor at The Future of Freedom Foundation, author of Freedom and Security: The Second Amendment and the Right to Keep and Bear Arms (2015)
- McQueen, Steve (1930-1980) - American movie actor
- Means, Russell (1939-2012) - American Indian Movement activist, actor, singer
- Medhurst, Walter Henry (1796-1857) - English missionary, compiler of the Chinese and English Dictionary (1842)
- Melanie (1947-2024) - American singer and songwriter
- Melun, Armand de (1807-1877) - French politician
- Mencius (孟子; 372-289 BCE) - Chinese Confucian philosopher
- Meredith, Christopher Todd - Professor of philosophy
- Messalina (VALERIA MESSALINA; 20-48) - Third wife of Roman emperor Claudius
- Meyer, Frank S. (1909-1972) - 20th century American journalist, editor of National Review
- Milan, Victor (1954-2018) - American science fiction writer, winner of the 1986 Prometheus Award
- Milchman, Alan (1940-2021) - Professor of philosophy and political science at Queens College, City University of New York
- Milestone, Lewis (1895-1980) - American film director, winner of two Oscars for best director
- Milken, Michael (1946- ) - American investment banker, noted for involvement in high-yield bonds
- Miller, Dennis (1953- ) - American stand-up comedian, Emmy award winner for "Dennis Miller Live"
- Miller, Fred - Professor of philosophy, author of Nature, Justice, and Rights in Aristotle's Politics (1995)
- Miller, Lucille (1930-1986) - American housewife and mother, tried and convicted for the murder of her husband
- Million, Tiffany (1966- ) - Professional name of former porn actress and wrestler, now known as Sandra Scott
- Mill, James (1773-1836) - 18th/19th century Scottish economist
- Milner, Alfred (1854-1925) - British politician, administrator of British southern Africa colonies
- Miltiades (Μιλτιάδης; 554-489 BCE) - Athenian general, one of the Greek commanders at the battle of Marathon (490 BCE), in which they defeated the Persian invaders of King Darius I
- Mimerel, Auguste (1786-1871) - French industrialist and politician
- Mises, Margit von (1890-1993) - German actress, wife of Ludwig von Mises and mother of journalist Gitta Sereny
- Mithradates VI Eupator (Μιθραδάτης Εὐπάτωρ Δῐόνῡσος; 135-63 BCE) - King of Pontus (120-63 BCE), who, after the death of his father by poisoning, made himself immune by drinking non-lethal doses
- Moby (1965- ) - American techno and dance musician
- Molotov, Vyacheslav (Вячеслав Молотов; 1890-1986) - Russian politician, first deputy chairman of the Soviet Council of Ministers (1942-1957)
- Molyneux, Stefan (1966- ) - Host of "Freedomain Radio," billed as "the largest and most popular philosophy show"
- Montalembert, Charles de (1810-1870) - French historian and politician
- Monteleone, Thomas F. (1946- ) - American novelist and editor, winner of Bram Stoker Award
- Montesquieu (1689-1755) - French political philosopher, author of De l'esprit des loix (1748)
- Montessori, Maria (1870-1952) - Originator of the individualist Montessori educational method
- Moon, Keith (1946-1978) - Drummer for the rock band the Who
- Moore, Gordon (1929-2023) - Engineer, co-founder of Intel Corporation
- Moore, Stephen (1960- ) - President of the Free Enterprise Fund
- Morelly, Étienne-Gabriel (1717-1778) - French philosopher, author of Essai sur l’esprit humain (1743)
- Morgan, J. P. (1837-1913) - American financier, founder of J.P. Morgan & Co.
- Morgenstern, Oskar (1902-1977) - 20th century German-born economist
- Moriarty, Michael (1941- ) - American film and TV actor, winner of two Emmy Awards
- Morrison, Robert (1782-1834) - British missionary and sinologist, compiler of A Dictionary of the Chinese Language (1815-1823)
- Morris, Robert (1734-1806) - Signer of the U.S. Declaration of Independence, Articles of Confederation and Constitution
- Mosby, John S. (1833-1916) - American Confederate fighter, known as the "Gray Ghost"
- Mosley, Oswald (1896-1980) - British politician, founder of the British Union of Fascists
- Mote, Frederick W. (1922-2005) - American sinologist and history professor
- Mullendore, William C. (1892-1983) - American businessman, executive of Southern California Edison (1945-1959), trustee of the Foundation for Economic Education
- Muller, John - American civil engineer, co-founder of Laissez Faire Books
- Muller, Mancow (1966- ) - Chicago-based syndicated radio "shock jock"
- Mullis, Kary (1944- ) - 1993 Nobel Prize in Chemistry for invention of the Polymerase Chain Reaction method
- Murdoch, Lachlan (1971- ) - Former Deputy Chief Operating Officer of News Corporation
- Murray, Bill (1950- ) - American comedian and movie and TV actor, Oscar-nominated for Lost in Translation
- Murray, James E. (1876-1961) - Politician, United States senator from Montana (1934-1961)
- Mussolini, Benito (1883-1945) - Italian dictator, founder of the Partito Nazionale Fascista